Amplifiers

If you want real volume, you need real power. These amps hit harder, stay cooler and keep your Harley sounding sharp at any speed.
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Choosing a Motorcycle Amplifier

Channel count is the first decision. A 2-channel amplifier powers a front stage — fairing speakers only. A 4-channel powers front and rear independently, giving you volume and tone control over each stage. If you're running a subwoofer, you'll need either a dedicated mono amplifier or a 4-channel with one pair of channels bridged.

Power rating needs to match your speakers. An amplifier that's underpowered for your speakers will clip before it reaches volume — clipping is what damages drivers. A rough guide: your amplifier's RMS output per channel should be at least equal to your speaker's RMS rating, ideally 1.5–2× for headroom.

Impedance matching matters. Most Harley fairing speakers are 2Ω or 4Ω. Confirm your amplifier is stable at your speaker's impedance — running a 4Ω-stable amp into 2Ω speakers will overheat it and reduce output.

Class D is the right choice for motorcycles. Class D amplifiers run cool, draw less current, and are compact enough to mount in fairings and saddlebags. All amplifiers in this collection are Class D.

Installation note. Every amplifier installation at MAA includes a DSP tune. If you're installing yourself, a standalone DSP processor is strongly recommended — flat amplifier output into motorcycle speakers without tuning rarely sounds right.